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Scientific American, Vol. 85, No. 1 (1901) (1901)

leaf 3

An illustration from Scientific American, Vol. 85, No. 1 (1901), 1901, leaf 3
e combined their interests, shale contains fossils. and the new process, When the slabs ‘containing which will be known as the specimens are cut and the Kennedy-Morrison pat. taken out, they are very ent for rolling steel rails, moist and are dried out to will be used exclusively by about a third… … ally. By this estimate the pearance. The collections apple crop is worth about from the Green River Ter- tiary are not, however, rich in species. We are in- 50 per cent more than our wheat. The export of ap- would necessarily curtail the output of the plant. ples exceeds 4,000,000 barrels a year…

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